复制curl -H "Content-Type: application/json"  -XPUT http://localhost:9200/_all/_settings?极限preserve_existing=true -d {     "index.translog.durability" : "async",  "index.translog.flush_threshold_size" : "512mb",    "index.translog.sync_interval" : "60s" }  1.2.3.4.5.